It is difficult to get a man to understand something, when his salary depends on his not understanding it.

“They were trying to save their souls- and who but a fool could fail to see that…”

“At last Paul went on. "I know how it is, son. You won't do it, you haven't the …”

“I aimed at the public's heart, and by accident I hit it in the stomach.”

“Wall Street had been doing business with pieces of paper; and now someone asked…”